[PATCH AUTOSEL 5.2 64/70] mbox: qcom: add APCS child device for QCS404

Sasha Levin
2019-09-24T16:48:41Z

From: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@linaro.org>

[ Upstream commit 78c86458a440ff356073c21b568cb58ddb67b82b ]

There is clock controller functionality in the APCS hardware block of
qcs404 devices similar to msm8916.

Co-developed-by: Niklas Cassel <niklas.cassel@linaro.org>
Signed-off-by: Niklas Cassel <niklas.cassel@linaro.org>
Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@linaro.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/mailbox/qcom-apcs-ipc-mailbox.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/mailbox/qcom-apcs-ipc-mailbox.c b/drivers/mailbox/qcom-apcs-ipc-mailbox.c
index 705e17a5479cc..d3676fd3cf945 100644
--- a/drivers/mailbox/qcom-apcs-ipc-mailbox.c
+++ b/drivers/mailbox/qcom-apcs-ipc-mailbox.c
@@ -47,7 +47,6 @@ static const struct mbox_chan_ops qcom_apcs_ipc_ops = {

static int qcom_apcs_ipc_probe(struct platform_device *pdev)
{
- struct device_node *np = pdev->dev.of_node;
struct qcom_apcs_ipc *apcs;
struct regmap *regmap;
struct resource *res;
@@ -55,6 +54,11 @@ static int qcom_apcs_ipc_probe(struct platform_device *pdev)
void __iomem *base;
unsigned long i;
int ret;
+ const struct of_device_id apcs_clk_match_table[] = {
+ { .compatible = "qcom,msm8916-apcs-kpss-global", },
+ { .compatible = "qcom,qcs404-apcs-apps-global", },
+ {}
+ };

apcs = devm_kzalloc(&pdev->dev, sizeof(*apcs), GFP_KERNEL);
if (!apcs)
@@ -89,7 +93,7 @@ static int qcom_apcs_ipc_probe(struct platform_device *pdev)
return ret;
}

- if (of_device_is_compatible(np, "qcom,msm8916-apcs-kpss-global")) {
+ if (of_match_device(apcs_clk_match_table, &pdev->dev)) {
apcs->clk = platform_device_register_data(&pdev->dev,
"qcom-apcs-msm8916-clk",
-1, NULL, 0);
--
2.20.1